★【 Ultra quiet + compact 】: Our mini air pump is driven by a thin piezoelectric ceramic plate, no motor or other mechanism reducing noise and extending its service life. It is therefore very quiet to be placed in the bedroom, living room or office. Sound less than 35dB, and there is no noise distance beyond 50cm from the air pump. 【Great for Christmas Gift】 ★【Great Oxygen Remover + Durable Bubble Stone】: This aquarium air pump is an ideal tool to improve the health and well-being of your fish by dissolving oxygen. The flow rate is 450ml/minute, ideal for mini aquariums under 50L, the water level is less than 60cm. ★【Energy Saving】: This oxygen pump only consumes 1W and consumes very little power. You will save electricity bills up to 80%. 1 month of electricity is about 0.744 kwh. ★【Easy to use】: plug and go, without any repairs or maintenance.
